Tsugane Hirase

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Highly heat conductive piston ring for internal combustion engine
- Patent number 10,344,860
- Issue date Jul 9, 2019
- Nippon Piston Ring Co., Ltd.
- Tsugane Hirase
- C21 - METALLURGY OF IRON
Information Patent Grant
Combination of a cylinder liner and a piston ring
- Patent number 7,493,882
- Issue date Feb 24, 2009
- Nippon Piston Ring Co., Ltd.
- Iwao Hiraishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
HIGHLY HEAT CONDUCTIVE PISTON RING FOR INTERNAL COMBUSTION ENGINE
- Publication number 20160186860
- Publication date Jun 30, 2016
- NIPPON PISTON RING CO., LTD
- Tsugane HIRASE
- C21 - METALLURGY OF IRON
Information Patent Application
COMBINATION STRUCTURE OF PISTON RING AND CYLINDER LINER FOR INTERNA...
- Publication number 20100319647
- Publication date Dec 23, 2010
- NIPPON PISTON RING CO., LTD.
- Katsuaki Ogawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
COMBINATION OF A CYLINDER LINER AND A PISTON RING
- Publication number 20080053396
- Publication date Mar 6, 2008
- NIPPON PISTON RING CO., LTD.
- Iwao HIRAISHI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...